Definitions for "Zygospore"
A spore formed by the union of several zoöspores; -- called also zygozoöspore.
(Gr. zygos: yoke; spora: seed) n. A zygote with a thick resistant wall, formed by some algae and fungi (see Zygomycota). It results from the fusion of two gametes, neither of which is retained by the parent in any specialized sex organ (such as an oogonium). It enters a resting phase before germination. Cf. oospore.
A thick-walled sexual spore formed by the fusion of two gametangia in the Zygomycetes. Example: Rhizopus.
Keywords:  zygosperm
Same as Zygosperm.